Home / 5,501.15-7,591.37-2,983.21

Finding the Fourth Proportional to 5,501.15, 7,591.37 and 2,983.21

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Solution

The fourth proportional to 5,501.15, 7,591.37 and 2,983.21 is: 4,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.15 : 7,591.37 = 2,983.21 : x
  2. Step 2: Convert to fraction form
    5,501.15/7,591.37 = 2,983.21/x
  3. Step 3: Cross multiply
    5,501.15x = 7,591.37 × 2,983.21
  4. Step 4: Simplify right side
    5,501.15x = 22,646,650.90
  5. Step 5: Solve for x
    x = 22,646,650.90/5,501.15
  6. Step 6: Final answer
    x = 4,116.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.